How to play Modern Computer Case Puzzle.
The picture of a modern computer insides is split in 8 columns and 5 rows, forming 40 squares, appearing in different sides.
Click on the square to rotate it, until it fits the original computer image. The "hint" button,
at the top left, can be pressed to reveal unsorted pieces.
Know how the modern computer looks from inside.
Winning the game rewards +1 Knowledge Level
The download version(bottom of the page) include an executable file for Windows OS with local levels only.
Here is a gameplay movie of square rotating puzzles YouTube.